Cushion sole



r Marh 15, 1960 v c. GREEN CUSHION SOLE Filed A ril 7. 1959 INVENTOR.

I fizz/24w .1242

I lir 'azm ir United States Patent CUSHION SOLE "Charles Green,Bronxville, N.Y. Application April 7, 1959, Serial No. 804,654

1 Claim. (CI. 36-32) This invention relates to footwear, and moreparticular- 1y, to a cushion sole therefor.

It is an object of the present invention to provide a cushion sole forvarious types of footwear that is extremely comfortable, provides a selfcontained heel wedge, and which actually makes walking easier.

Another object of the present invention is to provide a sole for varioustypes of footwear that has anti-skid, anti-slip, and weight relievingcharacteristics which cooperate to provide a comfortable support for thefoot.

Still a further object of the present invention is to provide a sole forfootwear of the type described which can be conveniently used forvarious types of athletic, walking, and dress shoes.

All of the foregoing and still further objects and advantages of thisinvention will become apparent from a study of the followingspecifications, taken with the accompanying drawing, wherein;

. Figure 1 is a perspective view of a sole made in accordance with thepresent invention, showing the application thereof to a dress shoe;

Figure 2 is a side elevational view of a sandal embodying a sole made inaccordance with the present invention;

Figure 3 is a bottom plan view of a sole made in accordance with thepresent invention;

Figure 4 is a side elevationalview of a lace-type boot having a solemade in accordance with the present invention mounted thereon.

Referring now to the drawing and more particularly to Figures 1 and 3thereof, a sole made in accordance with the present invention is shownto include a substantially resilient and flexible outsole 12 having anoutline configuration conforming generally to the outline of a shoe. Aheel wedge 14 integral with the upper and adjacent to the rear end ofthe outsole 12 provides an arch support when the unit is attached to thearticle of footwear, such as the dress shoe 26.

The traction side of the resilient flexible outsole 12 side of.

2,928,192 Patented Mar. 15, 1960 sole. Each such wedge shaped rib 16 isof generally triangular cross sectional configuration having asubstanupwardly as weight is placed upon the pad during ordinary walkingsteps. This deformation provides a certain degree of springiness, whichactually aids in walking. Also, the particular angular relationshipbetween the terminal and central portions of the Z-shaped ribseliminates side slipping and improves traction.

The outsole 12 is also provided with a substantially outsole is usedupon a flat slippery surface, such as ice, glass, or the like. Thisfurther provides additional traction and prevents slippage during use.The opposite front end of the outsole is also provided with asubstantially flat terminal portion 20 that is spaced above the level isprovided with a plurality of longitudinally spaced apart v of the flatportion 22 at the rear end of the outsole.

It will now be recognized that this sole may be readily attached to anytype of footwear, such as the dress shoe 26, the sandal 28, or anoutdoor boot or work shoe 30.

While this invention has been described with particular reference to theconstruction shown in the drawing, it is to be understood that such isnot to be construed as imparting limitations upon the invention, whichis best defined by the claim appended hereto.

Having thus described my invention, I claim as new and desire to secureby Letters Patent:

A sole for an article of footwear comprising, in combination, aresilient flexible outsole having an outline conforming to the outlineof the shoe, a heel wedge integral with one side of said outsoleadjacent to one rear end thereof, the opposite side of said outsolehaving a plurality of longitudinally spaced apart wedge-shaped ribs,each said rib being of Z-shaped configuration having parallel terminalportions directed rearwardly toward the output edge of said outsole, acentral portion intermediate said terminal portions directed toward saidrear end thereof and toward one inboard edge of said outsole, eachportion of said rib being of wedge-shaped cross sectional configurationhaving a substantially vertical surface facing toward said rear end ofsaid outsole and having an inclined front surface facing the end of saidoutsole opposite said rear end thereof, a first flat terminal portionadjacent to said rear end of said outsole, and said first fiat terminalportion having a centrally located pocket.

References Cited in the file of this patent UNITED STATES PATENTS2,229,406 Cutler Jan. 21, 1941 2,710,461 Hack June 14, 1955 2,833,057Hack May 6, 1958 at the heel end, which portion includes a hollow recess24 that serves as a suction device when the

